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Finding the Third Proportional to 4,374.56 and 6,374.53

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Solution

The third proportional to 4,374.56 and 6,374.53 is: 9,288.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,374.56 : 6,374.53 = 6,374.53 : x
  2. Step 2: Convert to fraction form
    4,374.56/6,374.53 = 6,374.53/x
  3. Step 3: Cross multiply
    4,374.56x = 6,374.53 × 6,374.53
  4. Step 4: Simplify right side
    4,374.56x = 40,634,648.66
  5. Step 5: Solve for x
    x = 40,634,648.66/4,374.56
  6. Step 6: Final answer
    x = 9,288.85

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.